Image_1 (IMAGE) Florida Museum of Natural History Caption The long, trailing tails of Luna moths appear to have one, single function and few, if any, drawbacks. Credit Bat illustration from "Voyage dans l'Amérique méridionale" (1846-1847) by Alcide d'Orbigny. Moth illustration from "Illustrations of Exotic Entomology," (1837) by Dru Drury. Usage Restrictions No restrictions. License CC0 Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.